Cryptocurrency and blockchain courses can help you learn how distributed ledgers work, how transactions are verified, and how major blockchain networks are structured. You can build skills in wallet management, smart contract basics, and evaluating blockchain use cases. Many courses introduce tools such as crypto exchanges, block explorers, and frameworks used to experiment with decentralized applications.

Infosec
Skills you'll gain: Information Privacy, NIST 800-53, Personally Identifiable Information, Data Governance, Cyber Governance, Law, Regulation, and Compliance, Records Management, Security Controls, Incident Response, Cyber Risk, Incident Management, Risk Management Framework
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Operations, Threat Management, Threat Detection, Cybersecurity, Exploitation techniques, Scripting, IT Automation, Python Programming, Scripting Languages
★ 4.7 (43) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Legal Risk, Legal Strategy, Arbitration, Commercial Laws, International Relations, Strategic Decision-Making, Law, Regulation, and Compliance, Governance, Diplomacy, Business Risk Management, Mediation, Risk Management, Regulation and Legal Compliance, Regulatory Requirements, Litigation and Civil Justice, Adjudication
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Oil and Gas, Petroleum Industry, Energy and Utilities, Process Engineering, Chemical Engineering, Production Process, Pump Stations, Safety Standards, Hydraulics, Equipment Design, Thermal Management, Facility Repair And Maintenance
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tax, Economics, Sales Tax, Economics, Policy, and Social Studies, Supply And Demand, Policy Analysis, Resource Allocation, Tax Laws, Social Justice, Payroll Tax, Market Dynamics, Market Analysis
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Cybersecurity, Security Awareness, Computer Security Awareness Training, Cyber Attacks, Cyber Risk, Cyber Security Strategy, Information Systems Security, Security Management, Security Controls, Data Security, Computer Security, Risk Mitigation, Security Strategy, Incident Response, Risk Management, Vulnerability Management, Malware Protection, Encryption, Authorization (Computing), Authentications
Beginner · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Laboratory Testing, Quality Assurance, Infection Control, Microbiology, Infectious Diseases, Diagnostic Tests, Bioinformatics, Medical Laboratory, Clinical Laboratory Science, Molecular, Cellular, and Microbiology, Epidemiology, Public Health and Disease Prevention, Public Health, Pharmacology, Health Policy, Molecular Biology
★ 4.7 (2.6K) · Intermediate · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Goal Setting, Positivity, Emotional Intelligence, Smart Goals, Personal Development, Psychological Evaluations, Resilience, Self-Awareness, Psychology
★ 4.8 (2.3K) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Anthropology, Healthcare Ethics, Social Sciences, Culture, Environment, Laboratory Research, General Science and Research, Sociology, Social Justice, Ethical Standards And Conduct, Health Care, Food and Beverage, Social Impact, Nutrition and Diet, Advocacy
★ 4.7 (71) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Marketing, Consumer Behaviour, Business-To-Consumer, B2B Sales, Purchasing, Target Market, Marketing Psychology, Marketing, Customer Analysis, Enterprise Sales, Market Dynamics, Strategic Marketing, Culture, Target Audience, New Product Development, Social Sciences, Marketing Strategies, Decision Making, Organizational Structure, Procurement
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Spreadsheet Software, Financial Modeling, Predictive Modeling, Regression Analysis, Statistical Modeling, Data Modeling, Excel Formulas, Risk Modeling, Business Modeling, Simulation and Simulation Software, Operations Research, Microsoft Excel, Google Sheets, Probability Distribution, Analysis, Forecasting, Predictive Analytics, Risk Analysis, Statistical Methods, Cash Flow Forecasting
★ 4.2 (3.9K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, Debugging, Application Development, Node.JS, Application Design, Web Applications, Data Storage Technologies, Maintainability, Secure Coding, Build Tools, User Interface (UI), System Programming, Application Deployment, UI Components, Package and Software Management, File I/O, Data Storage, Web Content
Intermediate · Course · 1 - 3 Months